NATS 1580 Study Guide - Quiz Guide: Solar Constant, Photosphere, Blueshift

• School: York University
• Department: Natural Science
• Course: NATS 1580
• Professor: Jagruti Pathak

Document Summary

Concepts and terms that may be on the quiz. The quiz will include first two chapters only. There will be no numerical questions to solve: fa(cid:373)iliarity or definitions of terms like. Basic facts about the sun: distance to earth (1 a. u), surface temperature, differential rotation period, time taken for light to reach the earth, abundant element (hydrogen) Type of energy emitted by sun electromagnetic radiation (em) and corpuscular radiation. Em comprises of radio waves, microwaves, infrared, visible light, ultraviolet, x- rays and gamma rays (long wavelengths to short wavelengths) Hydrostatic equilibrium: a balance between the force of gravity pulling material into it and the force due to the pressure of gas pushing out. Ei(cid:374)stei(cid:374)"s for(cid:373)ula e=(cid:373)c2 (what each term represents: solar structure only qualitatively. Core and the reaction (just the net reaction) that powers the sun. Temperature and heat: what are co(cid:374)ductio(cid:374), co(cid:374)(cid:448)ectio(cid:374) a(cid:374)d radiatio(cid:374), phe(cid:374)o(cid:373)e(cid:374)a (cid:449)e ca(cid:374) see granules sunspots prominences, the solar cycle (11 year and 22 year)